Home / 893,904.80-1,340,857.20-610,469.60

Finding the Fourth Proportional to 893,904.80, 1,340,857.20 and 610,469.60

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Solution

The fourth proportional to 893,904.80, 1,340,857.20 and 610,469.60 is: 915,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,904.80 : 1,340,857.20 = 610,469.60 : x
  2. Step 2: Convert to fraction form
    893,904.80/1,340,857.20 = 610,469.60/x
  3. Step 3: Cross multiply
    893,904.80x = 1,340,857.20 × 610,469.60
  4. Step 4: Simplify right side
    893,904.80x = 818,552,558,541.12
  5. Step 5: Solve for x
    x = 818,552,558,541.12/893,904.80
  6. Step 6: Final answer
    x = 915,704.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.